as_string          17 base/strings/string_piece_unittest.cc   static const T as_string(const char* input) {
as_string          20 base/strings/string_piece_unittest.cc   static const T& as_string(const T& input) {
as_string          28 base/strings/string_piece_unittest.cc   static const string16 as_string(const char* input) {
as_string          31 base/strings/string_piece_unittest.cc   static const string16 as_string(const std::string& input) {